问题
选择题
The grandfather was _____ to see his grandchildren playing _____ .[ ]
A. happy; happy
B. happy; happily
C. happily; happily
D. happily; happy
答案
B
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The grandfather was _____ to see his grandchildren playing _____ .[ ]
A. happy; happy
B. happy; happily
C. happily; happily
D. happily; happy
B